Add security module reference implementation draft

- Implement create_key/crypt/calculate_hash -functions
  (aes-128-cbc, aes-256-cbc, rsa2048, sha256, sha512)
  from nyx_security API
- Add unit test to quick-verify implemented functions

Open-webOS-DCO-1.0-Signed-off-by: Janne Kiiski <janne.kiiski@palm.com>

Change-Id: Ie7d450ca7ff8810bb4d6629fb752391865b75bf6
Reviewed-on: http://g2g.palm.com/1445
Reviewed-by: Build Verification
Reviewed-by: Saurabh Gupta <saurabh.gupta@palm.com>
Reviewed-by: Keith Derrick <keith.derrick@palm.com>
Tested-by: Keith Derrick <keith.derrick@palm.com>
Reviewed-on: https://g2g.palm.com/1703
Reviewed-by: Keith Derrick <keith.derrick@lge.com>
Tested-by: Keith Derrick <keith.derrick@lge.com>